Houchin and his colleagues studied dozens of zircon crystals from the Jack Hills in Western Australia. These are the oldest ...

In the forests of the southeastern United States, dense tree cover dominates most landscapes. That's why the Appalachian Trail is sometimes nicknamed "The Green Tunnel." But avid hikers know that ...

Putting silicate rocks from mine waste on fields could improve crops and limit global warming, but some researchers question where all that rock is going to come from ...

NASA announced Joel Montalbano and Dana Hutcherson will serve as acting managers of Human Flight Programs, effective immediately.

This week in history, the ‘Prince’ looks back on the “cultural mecca” for those with an engineering mind: the E-Quad and the ...